html,
body {
  margin: 0;
  height: 100%;
}
html {
  font-size: 1em;
  word-break: break-all;
  box-sizing: border-box;
}
li {
  list-style: none;
}
a {
  text-decoration: none;
  color: rgb(71, 166, 221);
}
@media screen and (min-width: 375px) {
  html {
    font-size: calc(100% + 2 * (100vw - 375px) / 225);
  }
}
@media screen and (min-width: 600px) {
  html {
    font-size: calc(112.5% + 4 * (100vw - 600px) / 400);
  }
}
@media screen and (min-width: 1000px) {
  html {
    font-size: calc(137.5% + 2 * (100vw - 1000px) / 400);
  }
}

.vue {
  margin: -2.2em 0 0 0;
}
.vue,
.vue1 {
  margin-right: 2em;
  text-align: right;
  font-size: 0.8em;
  color: rgb(118, 215, 240);
  position:relative;
}
[data-title]::before {
  content: attr(data-title);
  
  background-color: #000;
  color: #fff;
  border-radius: 5px;
  position: absolute;
  bottom: 100%;
  margin-bottom: .5em;
  right:2.8%;
  visibility: hidden;
  display: inline-block;
  pointer-events: none;
  /* transition: visibility .01s .2s; */


}
.vue[data-title]::before{
  right: 1.7%;
}
[data-title]::after {
  content: "";
  border: 0.5em solid;
  border-color: #000 transparent  transparent;
  position: absolute;
  right: 3.8%;
  bottom:100%;
  margin-bottom: -.5em;
  pointer-events: none;
  /* transition: visibility .01s .2s; */
  visibility: hidden;
}
[data-title]:hover::before,
[data-title]:hover::after,
[data-title]:focus::before,
[data-title]:focus::after {
  visibility: visible;
}

h1 {
  width: 40%;
  margin: 0.3em auto;
  text-align: center;
  cursor: pointer;
}
.tab {
  overflow: hidden;
  width: 18.5em;
  margin: 0 auto;
}
.label {
  width: 100px;
  margin-right: -1px;
  border: 1px solid #ccc;
  border-bottom: 0;
  padding-top: 5px;
  padding-bottom: 5px;
  background-color: #eee;
  text-align: center;
  float: left;
}
.wrapper {
  height: 20em;
  border: 1px solid #ccc;
  scroll-behavior: smooth;
  overflow: hidden;
  width: 40em;
  margin: 0 auto;
  position: relative;
}
section {
  width: 40em;
  height: 20em;

  position: absolute;
  overflow: auto;
  display: none;
  border: 1px solid #f40;
}
.section {
  display: block;
}
.label-style {
  color: #fff;
  font-weight: bold;
  background-color: rgb(144, 219, 241);
}

/* 头部的css */

.head_jl {
  margin: 0.2em auto;
  font-size: 2em;
  width: 40%;
  text-align: center;
  position: relative;
  cursor: pointer;
}
.nav {
  margin: 0 auto;
  width: 80%;
  padding: 0 2%;
}
h6.head {
  padding: 2em auto 1em;
  margin: 0;
  font-size: 1.1em;
}
h6.head_email,
h6.head_github,
h6.head_phone {
  margin: -2.4em 0 0 50%;
}
.head span {
  display: inline-block;
  padding: 0.5em 0;
}

/* 对话 */
.msg-nav {
  margin: 0.4em auto 0.2em;
  font-size: 1.2em;
  text-align: center;
  color: #595d5f;
}

.msg-list {
  margin: 0;
  padding: 0;
  list-style: none;
  overflow: auto;
  height: 100%;
}
.msg-item {
  display: flex;
  margin-bottom: 15px;
  padding: 7px;
}
.msg-item::after {
  content: " ";
  width: 3em;

  display: inline-block;
}

.msg-avator {
  width: 3em;
  height: 3em;
  object-fit: cover;
  border-radius: 50%;
}
.msg-info {
  flex: 1;
  overflow: hidden;
  /* border: 1px solid #333; */
}
.msg-user {
  font-weight: normal;
  margin: 0 0.5em;
  font-size: 0.8em;
}
.msg-user span {
  display: inline-block;
}
.msg-txt {
  padding: 0.2em 0.6em;
  position: relative;
  background: #f2f5f9;
  border-color: #f2f5f9;
  border-radius: 0.4em 0.3em;
  margin: 0 0.5em;
  color: #2c3038;
}
.msg-txt::before {
  content: "";
  width: 1.4em;
  height: 1.2em;
  position: absolute;
  top: 0;
  border-left: 0.5em solid;
  border-right: 0.5em solid;
  border-top-left-radius: 40% 50%;
  border-top-right-radius: 40% 50%;
  margin-inline-start: -2.5em;

  border-color: inherit;
}

[date-self] {
  direction: rtl;
}

[date-self] .msg-txt {
  background: #00afff;
  border-color: #00afff;
  color: #fff;
}

/* 轮播图 */

/* v_show style */
.v_show {
  width: 36em;
  margin: 0 auto;
  border: 1px solid rgb(126, 121, 121);
}
.current {
  background-color: rgb(59, 150, 202);
  border-radius: 6px;
}
.v_caption {
  display: flex;
  overflow: hidden;
  align-content: center;
}
.cartoon {
  margin: 0.1em;
  text-align: center;
  font-size: 1.1em;
  color: #fff;
  background-color: rgb(59, 150, 202);
  border-radius: 6px;
  padding: 0.1em 0.2em;
}
.highlight_tip {
  margin: 0.1em 0.1em 0 0.2em;
  flex: 4;
}
.highlight_tip span {
  display: inline-block;
  width: 1.3em;
  height: 1.3em;
  margin-top: 0.45em;
  text-align: center;
  /* padding-left: .15em; */
  line-height: 1.5em;
}

.change_btn span {
  background-color: rgb(136, 230, 136);
  border-radius: 8px;
  padding: 0.2em 0.3em;
  color: rgba(250, 246, 246, 0.925);
}
.v_show em.v_more {
  display: inline-block;
  margin: 0.4em 0 0 0;
}
.v_more a {
  color: #000;
}

.v_content {
  width: 100%;
  height: 13em;
  overflow: hidden;
  border-right: 1px solid #e7e7e7;
  border-bottom: 1px solid #e7e7e7;
  border-left: 1px solid #e7e7e7;
}
.v_content_list {
  position: relative;
}
.change_btn {
  position: absolute;
  left: 38%;
  top: 80%;
  z-index: 2;
  cursor: pointer;
}
.v_content_list ul {
  box-sizing: border-box;
  border: 2px solid #f40;
  width: 36em;
  height: 13em;
  position: relative;
  padding: 0;
}
.v_content ul li {
  width: 100%;
  height: 100%;

  position: absolute;
  display: none;
  left: 37%;
  transition: all 0.8s;
  opacity: 0;
}
.v_content .li_show {
  display: block;
  opacity: 1;
}
.v_content ul li img {
  display: inline-block;
  width: 8em;
  height: 7em;
}

.v_content ul li h4 {
  width: 8em;
  height: 1.1em;
  text-align: center;
  /* overflow: hidden; */
  font-weight: normal;
  padding: 0;
  margin: 5px 0 2px;
}
.v_content ul li h4 a {
  display: inline;
}
.v_content ul li span {
  color: #666;
  display: inline-block;
  text-align: center;
  width: 8em;
}
.v_content ul li em {
  color: #888;
  font-family: Verdana;
  font-size: 0.9em;
}

.form-head {
  width: 30em;
  margin: 1em auto 0.5em;
}
.form-head input {
  position: static;
  width: 12em;
  height: 2.5em;
  border: 1px solid #333;
}

#footer {
  width: 100%;
  height: 6em;
  /* background-color: #000; */
}
#footer a {
  position: relative;
  width: 100%;
  height: 3em;
  display: inline-block;
  color: rgb(71, 179, 212);
  font-size: 1em;
  text-align: center;
  line-height: 3em;
}
#footer a::before {
  content: "";

  width: 3em;
  height: 3em;

  background: url(https://upload-images.jianshu.io/upload_images/5547112-7185ea90b7d1c73a.png)
    no-repeat;
  background-size: 100%;
  position: absolute;
  top: 2em;
  left: 46.3%;
}

